<%@ page contentType="text/html; charset=gb2312"%>
<html>
<head>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"><style type="text/css">
<!--
body {
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
}
-->
</style></head>
<body background=img/totopbg.jpg>
<table style=position:absolute;cursor:w-resize onmousedown=MouseDown(this) onmousemove=MouseMove() onmouseup=MouseUp() border=0 width=100% height=100% background=images/toleftbg.jpg cellpadding=0 cellspacing=0>
  <tr>
    <td align="center">
      <img id=img1 style="cursor:hand" src=img/totop.jpg onclick="javascript:hidetop();">
    </td>
  </tr>
</table>
</body>
</html>
<script language=javascript>
var closed=false;
function hidetop()
{
	if(closed==false)
	{
	parent.set4.rows='2,7,*';
	closed=true;
	document.all.img1.src="img/todown.jpg";
	}else
	{
	parent.set4.rows='300,7,*';
	closed=false;
	document.all.img1.src="img/totop.jpg";
	}
}
</script>
